The Doctor's Names
Schweitzer
Heroes and Demons
Season 1 Episode 12
Lewis Zimmerman
Projections
Season 2 Episode 3
Shmullus
Lifesigns
Season 2 Episode 19
Van Gogh
Before and After
Season 3 Episode 21
Mozart
Before and After
Season 3 Episode 21
Kenneth
Real Life
Season 3 Episode 22
Joe
Endgame?
Season 7 Episode 25 or 26?